<template>
<div>
<!--  搜索栏-->
  <el-card id = "search">
    <el-row>
      <el-col :span="20">
        <el-input v-model="searchModel.username" placeholder="用户名" clearable></el-input>
        <el-input v-model="searchModel.phone" placeholder="电话" clearable></el-input>
        <el-button @click="getUserList" type="primary" round icon="el-icon-search">查询</el-button>
      </el-col>

      <el-col :span="4" align="right">
        <el-button @click="openEditUI(null)" type="primary" icon="el-icon-plus" circle></el-button>
      </el-col>
    </el-row>
  </el-card>

<!--  结果列表-->
  <el-card>
    <el-table :data="userList" stripe style="width: 100%">
      <el-table-column  label="#" width="80">
        <template slot-scope="scope">
          <!--        (pageNo-1)*pageSize + index + 1-->
          {{ (searchModel.pageNo-1)*searchModel.pageSize + scope.$index + 1}}
        </template>
      </el-table-column>
      <el-table-column prop="id" label="用户ID" width="180">
      </el-table-column>
      <el-table-column prop="username" label="用户名" width="180">
      </el-table-column>
      <el-table-column prop="phone" label="电话" width="180">
      </el-table-column>
      <el-table-column prop="status" label="状态" width="180">
        <template slot-scope="scope">
          <el-tag v-if="scope.row.status == 1">正常</el-tag>
          <el-tag v-else type="danger">禁用</el-tag>
        </template>
      </el-table-column>
      <el-table-column prop="email" label="电子邮箱">
      </el-table-column>
      <el-table-column label="操作" width="180">
        <template slot-scope="scope">
          <el-button @click="openEditUI(scope.row.id)" type="primary" icon="el-icon-edit" size="mini" circle></el-button>
          <el-button @click="deleteUser(scope.row)" type="danger" icon="el-icon-delete" size="mini" circle></el-button>
        </template>
      </el-table-column>
    </el-table>
  </el-card>

<!--  分页组件-->
  <el-pagination
    @size-change="handleSizeChange"
    @current-change="handleCurrentChange"
    :current-page="searchModel.pageNo"
    :page-sizes="[5, 10, 20, 50]"
    :page-size="searchModel.pageSize"
    layout="total, sizes, prev, pager, next, jumper"
    :total="total">
  </el-pagination>


<!--  用户信息编辑对话框-->
  <el-dialog @close="clearForm"  :title="title" :visible.sync="dialogFormVisible">
    <el-form :model="userForm" ref="userFormRef" :rules="rules">
      <el-form-item label="用户名" prop="username" :label-width="formLabelWidth">
        <el-input v-model="userForm.username" autocomplete="off"></el-input>
      </el-form-item>
      <el-form-item v-if="userForm.id == null || userForm.id == undefined" label="登录密码" prop="password" :label-width="formLabelWidth">
        <el-input type="password" v-model="userForm.password" autocomplete="off"></el-input>
      </el-form-item>
      <el-form-item label="联系电话" :label-width="formLabelWidth">
        <el-input v-model="userForm.phone" autocomplete="off"></el-input>
      </el-form-item>
      <el-form-item label="用户状态" :label-width="formLabelWidth">
        <el-switch
          v-model="userForm.status"
          :active-value="1"
          :inactive-value="0"
          ></el-switch>
      </el-form-item>
      <el-form-item label="用户角色" :label-width="formLabelWidth">
        <el-checkbox-group
          v-model="userForm.roleIdList"
          style="width: 85%"
          :max="2">
          <el-checkbox v-for="role in roleList" :label="role.roleId" :key="role.roleId">{{role.roleDesc}}</el-checkbox>
        </el-checkbox-group>
      </el-form-item>
      <el-form-item label="电子邮件" prop="email" :label-width="formLabelWidth">
        <el-input v-model="userForm.email" autocomplete="off"></el-input>
      </el-form-item>
    </el-form>
    <div slot="footer" class="dialog-footer">
      <el-button @click="dialogFormVisible = false">取 消</el-button>
      <el-button type="primary" @click="saveUser">确 定</el-button>
    </div>
  </el-dialog>
</div>
</template>

<script>
import userApi from '@/api/userManage'
import roleApi from '@/api/roleManage'
export default {
  data(){
      var checkEmail = (rule, value, callback) => {
      const reg = /^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$/;
      if (!reg.test(value)) {
        return callback(new Error('邮箱格式错误'));
      }
      callback();
    };
    return {
      roleList: [],
      formLabelWidth: '130px',
      userForm:{
        roleIdList: []
      },
      dialogFormVisible: false,
      title:"",
      total: 0,
      searchModel:{
        pageNo: 1,
        pageSize: 10
      },
      userList: [],
      rules:{
        username:[
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 3, max: 50, message: '长度在 3 到 50 个字符', trigger: 'blur' }
        ],
        password:[
          { required: true, message: '请输入登录密码', trigger: 'blur' },
          { min: 6, max: 16, message: '长度在 6 到 16 个字符', trigger: 'blur' }
        ],
        email:[
          { required: true, message: '请输入电子邮件', trigger: 'blur' },
          { validator: checkEmail, trigger: 'blur'}
        ]
      }

    }
  },
  methods: {
    getAllRole() {
      roleApi.getAllRole().then(response => {
        this.roleList = response.data;
        console.log(this.roleList);
      })
    },
    handleSizeChange(pageSize) {
      this.searchModel.pageSize = pageSize;
      this.getUserList();
    },
    handleCurrentChange(pageNo) {
      this.searchModel.pageNo = pageNo;
      this.getUserList();
    },
    getUserList() {
      userApi.getUserList(this.searchModel).then(response => {
        this.userList = response.data.rows;
        this.total = response.data.total
      });
    },
    openEditUI(id) {
      if(id == null){
        this.title = '新增用户';
      } else {
        this.title = '修改用户';
        //根据id查询用户数据
        userApi.getUserById(id).then(response => {
          this.userForm = response.data;
        })
      }
      this.dialogFormVisible = true;
    },
    clearForm() {
      this.userForm = {
        roleIdList: []
      };
      this.$refs.userFormRef.clearValidate();
    },
    saveUser(){
      //触发表单验证
      this.$refs.userFormRef.validate((valid) => {
        if (valid) {
          //提交请求给后台
          userApi.saveUser(this.userForm).then(response => {
            //成功提示
            this.$message({
              message: response.message,
              type: 'success'
            });
            //关闭对话框
            this.dialogFormVisible = false;
            //刷新表单
            this.getUserList();
          })
        } else {
          console.log("error submit")
          return false;
        }
      })
    },
    deleteUser(user) {
      this.$confirm(`您确认删除用户${user.username} ?`,'提示',{
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        userApi.deleteUserById(user.id).then(response => {
          this.$message({
            type: 'success',
            message: response.message
          });
          this.getUserList();
        });
      }).catch(() =>{
        this.$message({
          type: 'info',
          message: '已取消删除'
        });
      });
    }
  },
  created() {
    this.getUserList();
    this.getAllRole();
  }
}
</script>

<style scoped>
#search .el-input{
  width: 200px;
  margin-right: 10px;
}
.el-dialog .el-input{
  width: 85%;
}
</style>
